72295907073 has 8 divisors (see below), whose sum is σ = 103809507648. Its totient is φ = 44489788944.

The previous prime is 72295907069. The next prime is 72295907143. The reversal of 72295907073 is 37070959227.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 72295907073 - 2² = 72295907069 is a prime.

It is not an unprimeable number, because it can be changed into a prime (72295907473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 926870565 + ... + 926870642.

It is an arithmetic number, because the mean of its divisors is an integer number (12976188456).

Almost surely, 2^72295907073 is an apocalyptic number.

It is an amenable number.

72295907073 is a deficient number, since it is larger than the sum of its proper divisors (31513600575).

72295907073 is a wasteful number, since it uses less digits than its factorization.

72295907073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1853741223.

The product of its (nonzero) digits is 1666980, while the sum is 51.

The spelling of 72295907073 in words is "seventy-two billion, two hundred ninety-five million, nine hundred seven thousand, seventy-three".